Author Question: Economists believe that the optimal level of pollution is zero. a. True b. False Indicate whether ... (Read 66 times)

Diane · **on:** Jun 30, 2018

Economists believe that the optimal level of pollution is zero.
a. True
b. False
Indicate whether the statement is true or false

Question 2

Which of the following would shift the short-run Phillips curve to the left?
a. a positive supply shock
b. an increase in inflationary expectations
c. an negative supply shock
d. either (a) or (c)